[WiFi] Deprecate old RvR tests that depend on site_wifitest.py.

 - replace old RvR tests w/ new RvR tests, details below
 - network_WiFiRateRange (old) -> network_WiFi_RateRange (new)
   * control.044_tcp_rx_ht40_plus  -> control.tcp_rx_ch44_ht40_plus
   * control.044_udp_rx_ht40_plus  -> control.udp_rx_ch44_ht40_plus
   * control.153_tcp_rx_ht40_minus -> control.tcp_rx_ch153_ht40_minus
   * control.153_udp_rx_ht40_minus -> control.udp_rx_ch153_ht40_minus

BUG=chromium:248688
TEST=Manual (run all 4 tests in grover cell #1 and verified passing)

Change-Id: Ib2304f21c6a5f2be49b3c041bd235d60314c88ac
Reviewed-on: https://gerrit.chromium.org/gerrit/58543
Reviewed-by: Christopher Wiley <wiley@chromium.org>
Commit-Queue: Tan Gao <tgao@chromium.org>
Tested-by: Tan Gao <tgao@chromium.org>
12 files changed